All Wiring Diagrams for Honda Prelude Si 1990

COOLING FAN

2.0L

2.0L, Cooling Fan Wiring Diagram, with A/C for Honda Prelude Si 1990

List of elements for 2.0L, Cooling Fan Wiring Diagram, with A/C for Honda Prelude Si 1990:

• A/c system (a/c diode box)
• C428
• C430
• Condenser fan relay
• Coolant temperature switch a (on radiator, below coolant fan)
• Cooling fan relay
• Cooling fan timer unit (below right side of dash, on kick panel)
• Dash fuse box
• Fuse 12 10a
• Fuse 17 15a
• Fuse 35 10a
• Fuse 39 20a
• G101
• G105 (right rear of engine compartment)
• G206 (behind top center of dash)
• Hot at all times
• Hot in run
• Hot in run or start
• Junction connector (below under- hood relay box)
• Junction connector (front wheel well)
• Nca
• Radiator fan motor
• Red
• Ta switch (carburated only) (right rear of engine compartment)
• Under-hood fuse box

2.0L, Cooling Fan Wiring Diagram, without A/C for Honda Prelude Si 1990

List of elements for 2.0L, Cooling Fan Wiring Diagram, without A/C for Honda Prelude Si 1990:

• (on radiator, below coolant fan)
• C428
• C430
• Coolant temperature switch a
• Dash fuse box
• Fan control unit (below right side of dash, on kick panel)
• Fuse 12 10a
• Fuse 17 15a
• Fuse 35 10a
• Fuse 39 20a
• G101
• G105 (right rear of engine compartment)
• G206 (behind top center of dash)
• Hot at all times
• Hot in run
• Hot in run or start
• Junction connector (below under- hood relay box)
• Junction connector (front wheel well)
• Radiator fan motor
• Radiator fan relay
• Red
• Ta switch (carburated only) (right rear of engine compartment)
• Under-hood fuse box

2.1L

2.1L, Cooling Fan Wiring Diagram, with A/C for Honda Prelude Si 1990

List of elements for 2.1L, Cooling Fan Wiring Diagram, with A/C for Honda Prelude Si 1990:

• (top right front of engine)
• A/c system (a/c diode box)
• C428
• C430
• Condenser fan relay
• Coolant temperature switch a (on radiator, below coolant fan)
• Coolant temperature switch b
• Cooling fan relay
• Cooling fan timer unit (below right side of dash, on kick panel)
• Dash fuse box
• Fuse 12 10a
• Fuse 17 15a
• Fuse 35 10a
• Fuse 39 20a
• G101
• G119 (top right side of engine)
• G206 (behind top center of dash)
• Hot at all times
• Hot in run
• Hot in run or start
• Junction connector (below under- hood relay box)
• Junction connector (front wheel well)
• Nca
• Radiator fan motor
• Under-hood fuse box

2.1L, Cooling Fan Wiring Diagram, without A/C for Honda Prelude Si 1990

List of elements for 2.1L, Cooling Fan Wiring Diagram, without A/C for Honda Prelude Si 1990:

• (on radiator, below coolant fan)
• C428
• C430
• Coolant temperature switch a
• Dash fuse box
• Fan control unit (below right side of dash, on kick panel)
• Fuse 12 10a
• Fuse 17 15a
• Fuse 35 10a
• Fuse 39 20a
• G101
• G105 (right rear of engine compartment)
• G206 (behind top center of dash)
• Hot at all times
• Hot in run
• Hot in run or start
• Junction connector (below under- hood relay box)
• Junction connector (front wheel well)
• Radiator fan motor
• Radiator fan relay
• Red
• Ta switch (carburated only) (right rear of engine compartment)
• Under-hood fuse box

DEFOGGERS

Defogger Wiring Diagram for Honda Prelude Si 1990

List of elements for Defogger Wiring Diagram for Honda Prelude Si 1990:

• C430
• C724
• Dash fuse box (behind dash, left of steering column)
• Dash relay holder
• Defogger timer
• Fuse 18 10a
• Fuse 23 30a
• G206 (behind center dash, on left side of center frame)
• G312 (behind top left corner of rear seat)
• Hot at all times
• Hot in run
• Interior lights system
• Junction connector (behind right side gauge assembly, taped to harness)
• Off
• Radio noise condenser
• Radio noise filter (right side of trunk) (w/window antenna)
• Rear window defogger
• Rear window defogger relay
• Rear window defogger switch
• Red
• Under-hood relay box

HORN

Horn Wiring Diagram for Honda Prelude Si 1990

List of elements for Horn Wiring Diagram for Honda Prelude Si 1990:

• C 1996 vftc
• Fuse 32 20a
• Horn switch
• Hot at all times
• Left horn
• Nca
• Right horn
• Slip ring (w/ cruise) contact ring (w/o cruise)
• Steering wheel
• Under-hood relay box

POWER ANTENNA

Power Antenna Wiring Diagram, with Spoiler for Honda Prelude Si 1990

List of elements for Power Antenna Wiring Diagram, with Spoiler for Honda Prelude Si 1990:

• 10a
• 1995 vftc c
• Fuse 35
• G403 (right side of trunk)
• Hot at all times
• Interior lights system (trunk light)
• Limit switch
• Mast antenna retractor relay (right side of trunk)
• Power antenna control
• Power antenna motor
• Power antenna relay
• Stereo radio/ cassette player
• Trunk switch (center rear of trunk)
• Under-hood relay box

Power Antenna Wiring Diagram, without Spoiler for Honda Prelude Si 1990

List of elements for Power Antenna Wiring Diagram, without Spoiler for Honda Prelude Si 1990:

• 10a
• 1995 vftc c
• Fuse 35
• G403 (right side of trunk)
• Hot at all times
• Limit switch
• Power antenna control
• Power antenna motor
• Power antenna relay
• Stereo radio/ cassette player
• Under-hood relay box

POWER DOOR LOCKS

Power Door Lock Wiring Diagram for Honda Prelude Si 1990

List of elements for Power Door Lock Wiring Diagram for Honda Prelude Si 1990:

• Battery input
• C428
• Dash fuse box
• Fuse 4 15a
• G310 (behind top right corner of rear seat)
• Ground
• Hot at all times
• Left door latch switch/ door lock actuator
• Left power door lock switch
• Lock
• Lock +
• Lock in
• Lock input
• Passive restraint system (w/ 4ws)
• Power door lock control unit (in right front door)
• Right door key switch
• Right door latch switch/ door lock actuator
• Un- lock
• Unlock
• Unlock +
• Unlock input

POWER MIRRORS

Power Mirror Wiring Diagram for Honda Prelude Si 1990

List of elements for Power Mirror Wiring Diagram for Honda Prelude Si 1990:

• C724
• Dash fuse box
• Down
• Fuse 17 15a
• G206 (behind top center of dash)
• Hot in run
• Left
• Left power mirror
• Left/right
• Mirror selector switch
• Power door mirror switch
• Right
• Right power mirror
• Switch
• Up/down

POWER WINDOWS

Power Window Wiring Diagram for Honda Prelude Si 1990

List of elements for Power Window Wiring Diagram for Honda Prelude Si 1990:

• 20a
• 40a
• Auto down
• C427
• C428
• C431 c431
• Control unit
• Dash fuse box
• Dash relay holder (left kick panel)
• Driver's power window motor
• Driver's power window switch
• Driver's switch driver's switch
• Fuse 11
• Fuse 24
• Fuse 5
• Fuse 6
• G206 (top center of dash)
• G310 (right side of rear seat)
• Hot at all times
• Hot in run or start
• Main switch
• Off
• Passenger's power window motor
• Passenger's power window switch
• Passenger's switch passenger's switch
• Power window relay
• Pulser
• Under- hood relay box

RADIO

Radio Wiring Diagrams for Honda Prelude Si 1990

List of elements for Radio Wiring Diagrams for Honda Prelude Si 1990:

• 1995 vftc c
• Battery
• Cigarette lighter relay
• Dash fuse box
• Fuse 2 10a
• Fuse 35 10a
• G206 (behind top center of dash)
• Ground
• Hot at all times
• Hot in accy or run
• Ignition
• Illum input
• Interior lights system
• Left front speaker
• Left rear speaker
• Mast antenna
• Nca
• Power antenna control
• Power antenna system (power antenna) relay)
• Right front speaker
• Right rear speaker
• Stereo radio/ cassette player
• Under-hood relay box
• Window antenna

STARTING/CHARGING

Charging Wiring Diagram for Honda Prelude Si 1990

List of elements for Charging Wiring Diagram for Honda Prelude Si 1990:

• A/c compressor control unit right of glove box)
• Alternator
• Anti-lock brake control unit (front of center console)
• Battery
• C 1996 vftc
• C428
• C709
• C724
• Charge system light
• Dash fuse box
• Fuse 12 10a
• Fuse 19 70a
• Fuse 37 10a
• G101 (lower right front of engine compartment, on frame)
• Gauge assembly
• Hot in run or start
• Integrated control unit (below center of dash)
• Pgm-fi electronic control unit (below passenger's footrest under carpet)
• Under- hood relay box

Starting Wiring Diagram for Honda Prelude Si 1990

List of elements for Starting Wiring Diagram for Honda Prelude Si 1990:

• (below center
• A/t
• Acc (i)
• Battery
• C 1996 vftc
• C429
• C431
• C901
• Clutch interlock switch (on clutch pedal support)
• Console)
• Dash fuse box
• Engine controls system (fuse 3)
• Engine controls system (w/ carburetor only)
• Fuse 40a
• Fuse 70a
• G109 (near battery)
• G206 (behind top center of dash)
• Ignition switch
• In-line diode (in main harness, at breakout of dash fuse box) (w/ carburetor only)
• Lock (0)
• M/t
• Neutral safety switch
• Run (ii)
• Start (iii)
• Starter
• Starter motor
• Starter relay (above left kick panel)
• Starter solenoid
• Under- hood fuse/ relay box

WIPER/WASHER

Wiper/Washer Wiring Diagram for Honda Prelude Si 1990

List of elements for Wiper/Washer Wiring Diagram for Honda Prelude Si 1990:

• 20a
• C426
• C428
• C430
• C431
• C434
• C435
• C907
• Combination switch
• Dash fuse box
• Front washer motor (behind left side of bumper)
• Fuse 11
• G100
• G310 (behind top right corner of rear seat)
• Ground
• High
• Hot in run or start
• Ignition input
• Int
• Integrated control unit (behind center of dash)
• Intermit- tent wiper relay circuit
• Junction conn- ector (left front corner of engine compartment)
• Junction connector (left front corner of engine compart- ment)
• Low
• Mist
• Off
• Park
• Park input
• Run
• Washer switch
• Windshield wiper motor
• Wiper switch